The nearest airport is PDS - Piedras Negras Intl, located 77.9 km north east of San Isidro.
Other airports nearby include DLF - Del Rio Laughlin Afb (134.0 km north), LOV - Monclova Intl (141.1 km south), NLD - Nuevo Laredo Quetzalcoatl Intl (178.2 km south east), LRD - Laredo Intl (183.0 km south east),